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Methods and Apparatus for Implementing Policy and Charging Control

  • US 20150172471A1
  • Filed: 07/19/2012
  • Published: 06/18/2015
  • Est. Priority Date: 07/19/2012
  • Status: Active Grant
First Claim
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1. A method of ensuring that all Application Function, AF, sessions for an IP Connectivity Access Network, IP-CAN, session reach the same Policy and Charging Rules Function, PCRF, when more than one PCRF is deployed in an operator network, the method comprising, at a Policy and Charging Rules Function, PCRF:

  • upon receipt of a request relating to the establishment or modification of the IP-CAN session, determining an Application Detection and Control, ADC, rule for identifying application messages associated with the IP-CAN session in which the address of the PCRF must be included; and

    notifying a node that implements application detection and control of the ADC rule.

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